package com.example.day06;

import android.os.Bundle;

import androidx.fragment.app.Fragment;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.GridView;

import java.util.ArrayList;

/**
 * A simple {@link Fragment} subclass.
 * Use the {@link FirstFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class FirstFragment extends Fragment {
    private View root;
    //grd
    private LayoutInflater mInflater;
    private ArrayList<Fruit> mList;

    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    public FirstFragment() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment FirstFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static FirstFragment newInstance(String param1, String param2) {
        FirstFragment fragment = new FirstFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        if(root == null){
            root = inflater.inflate(R.layout.fragment_first, container, false);
        }
        //gridview
        mInflater= getLayoutInflater();
        mList=new ArrayList<Fruit>();
        for (int i = 0; i <= 5; i++) {
            Fruit apple = new Fruit("苹果", R.drawable.apple);
            Fruit banana = new Fruit("香蕉", R.drawable.banana);
            Fruit grape = new Fruit("葡萄", R.drawable.grape);
            Fruit strawberry = new Fruit("草莓", R.drawable.strawberry);
            mList.add(apple);
            mList.add(banana);
            mList.add(grape);
            mList.add(strawberry);
        }
        GridView gridView = (GridView) root.findViewById(R.id.gridview);
        MyGridAdapter adapter = new MyGridAdapter(mInflater, mList);
        gridView.setAdapter(adapter);
        return root;
    }
}